101 lines
2.7 KiB
Go
101 lines
2.7 KiB
Go
// Copyright 2019 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package webhook
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import (
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"bytes"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"testing"
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"github.com/go-kit/log"
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commoncfg "github.com/prometheus/common/config"
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"github.com/stretchr/testify/require"
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"github.com/prometheus/alertmanager/config"
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"github.com/prometheus/alertmanager/notify/test"
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"github.com/prometheus/alertmanager/types"
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)
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func TestWebhookRetry(t *testing.T) {
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u, err := url.Parse("http://example.com")
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if err != nil {
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require.NoError(t, err)
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}
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notifier, err := New(
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&config.WebhookConfig{
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URL: &config.URL{URL: u},
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HTTPConfig: &commoncfg.HTTPClientConfig{},
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},
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test.CreateTmpl(t),
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log.NewNopLogger(),
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)
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if err != nil {
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require.NoError(t, err)
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}
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t.Run("test retry status code", func(t *testing.T) {
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for statusCode, expected := range test.RetryTests(test.DefaultRetryCodes()) {
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actual, _ := notifier.retrier.Check(statusCode, nil)
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require.Equal(t, expected, actual, fmt.Sprintf("error on status %d", statusCode))
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}
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})
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t.Run("test retry error details", func(t *testing.T) {
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for _, tc := range []struct {
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status int
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body io.Reader
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exp string
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}{
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{
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status: http.StatusBadRequest,
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body: bytes.NewBuffer([]byte(
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`{"status":"invalid event"}`,
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)),
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exp: fmt.Sprintf(`unexpected status code %d: %s: {"status":"invalid event"}`, http.StatusBadRequest, u.String()),
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},
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{
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status: http.StatusBadRequest,
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exp: fmt.Sprintf(`unexpected status code %d: %s`, http.StatusBadRequest, u.String()),
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},
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} {
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t.Run("", func(t *testing.T) {
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_, err = notifier.retrier.Check(tc.status, tc.body)
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require.Equal(t, tc.exp, err.Error())
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})
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}
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})
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}
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func TestWebhookTruncateAlerts(t *testing.T) {
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alerts := make([]*types.Alert, 10)
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truncatedAlerts, numTruncated := truncateAlerts(0, alerts)
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require.Len(t, truncatedAlerts, 10)
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require.EqualValues(t, numTruncated, 0)
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truncatedAlerts, numTruncated = truncateAlerts(4, alerts)
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require.Len(t, truncatedAlerts, 4)
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require.EqualValues(t, numTruncated, 6)
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truncatedAlerts, numTruncated = truncateAlerts(100, alerts)
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require.Len(t, truncatedAlerts, 10)
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require.EqualValues(t, numTruncated, 0)
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}
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